MAC address CC:90:E8: manufacturer Shenzhen YOUHUA Technology Co., Ltd
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Testar grátis 14 dias →The MAC address CC:90:E8 (or CC90E8, without separators) identifies a device made by Shenzhen YOUHUA Technology Co., Ltd. Here is what that means and how to recognize devices on your network.
Who owns the MAC starting with CC:90:E8?
The first three blocks of a MAC address form the OUI (Organizationally Unique Identifier), a code the IEEE assigns to each manufacturer. The prefix CC:90:E8 is registered to Shenzhen YOUHUA Technology Co., Ltd. Any device whose MAC starts with CC:90:E8 (for example, CC:90:E8:1A:2B:3C) was made by this company.
What it means to see this device on your network
Knowing the manufacturer helps identify what is connected to your Wi-Fi or company network. A Shenzhen YOUHUA Technology Co., Ltd MAC you don't recognize could be a legitimate device (a phone, a TV, a camera) — or one that shouldn't be there. Shenzhen YOUHUA Technology Co., Ltd has 45 MAC prefixes registered with the IEEE (see others under "Read also").
How to see every device and vendor on your network
Looking up one MAC vendor at a time is tedious. Sentinela, by PC Monitor, automatically maps every device on your network, shows each one's vendor by MAC and flags suspicious devices and connections — running on your Windows. Meet Sentinela.
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Perguntas frequentes
Who owns MAC address CC:90:E8?
The prefix CC:90:E8 (CC90E8) is registered with the IEEE to Shenzhen YOUHUA Technology Co., Ltd.
What is the OUI of a MAC address?
It is the first three blocks of the MAC (6 hex digits), which the IEEE assigns to each manufacturer.
Is every CC:90:E8 MAC from Shenzhen YOUHUA Technology Co., Ltd?
Yes. Any MAC starting with CC:90:E8 was assigned to Shenzhen YOUHUA Technology Co., Ltd by the IEEE, though the final product may be sold under another brand.